The minor release that fixes some method, enumeration item names

1. The IBluetoothAdapter method IBluetoothConnection CreateConnectionAsync(BluetoothDeviceModel bluetoothDeviceModel); name was changed to the:
   IBluetoothConnection CreateConnection(BluetoothDeviceModel bluetoothDeviceModel); one.
   The Async suffix was removed because it is not awaitable method
2. The NuGet package description was updated
3. The ConnectionState.ErrorHappend was updated to the ConnectionState.ErrorOccured